A closer look at some new identities

We obtain infinite products related to the concept of visible from the origin point vectors. Among these is ∏k=3∞(1−Z)φ,(k)/k=11−Zexp(Z32(1−Z)2−12Z−12Z(1−Z)),  |Z|<1, in which φ3(k) denotes for fixed k, the number of positive integer solutions of (a,b,k)=1 where a<b<k, assuming (a,b,k) is...

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Main Author: Geoffrey B. Campbell
Format: Article
Language:English
Published: Wiley 1998-01-01
Series:International Journal of Mathematics and Mathematical Sciences
Subjects:
Online Access:http://dx.doi.org/10.1155/S0161171298000805
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author Geoffrey B. Campbell
author_facet Geoffrey B. Campbell
author_sort Geoffrey B. Campbell
collection DOAJ
description We obtain infinite products related to the concept of visible from the origin point vectors. Among these is ∏k=3∞(1−Z)φ,(k)/k=11−Zexp(Z32(1−Z)2−12Z−12Z(1−Z)),  |Z|<1, in which φ3(k) denotes for fixed k, the number of positive integer solutions of (a,b,k)=1 where a<b<k, assuming (a,b,k) is the gcd(a,b,k).
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institution Kabale University
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publishDate 1998-01-01
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spelling doaj-art-186481fe387d4e52be11b66ac505fabb2025-02-03T01:32:03ZengWileyInternational Journal of Mathematics and Mathematical Sciences0161-17121687-04251998-01-0121358158610.1155/S0161171298000805A closer look at some new identitiesGeoffrey B. Campbell0Centre for Mathematics and its Applications, School of Mathematical Sciences, Australian National University, Canberra ACT 0200, AustraliaWe obtain infinite products related to the concept of visible from the origin point vectors. Among these is ∏k=3∞(1−Z)φ,(k)/k=11−Zexp(Z32(1−Z)2−12Z−12Z(1−Z)),  |Z|<1, in which φ3(k) denotes for fixed k, the number of positive integer solutions of (a,b,k)=1 where a<b<k, assuming (a,b,k) is the gcd(a,b,k).http://dx.doi.org/10.1155/S0161171298000805Combinatorial identitiesCombinatorial number theoryLattice points in specified regionsPartitions (elementary number theory).
spellingShingle Geoffrey B. Campbell
A closer look at some new identities
International Journal of Mathematics and Mathematical Sciences
Combinatorial identities
Combinatorial number theory
Lattice points in specified regions
Partitions (elementary number theory).
title A closer look at some new identities
title_full A closer look at some new identities
title_fullStr A closer look at some new identities
title_full_unstemmed A closer look at some new identities
title_short A closer look at some new identities
title_sort closer look at some new identities
topic Combinatorial identities
Combinatorial number theory
Lattice points in specified regions
Partitions (elementary number theory).
url http://dx.doi.org/10.1155/S0161171298000805
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